Exhibit 23.4
CAWLEY, GILLESPIE & ASSOCIATES, INC.
PETROLEUM CONSULTANTS
| 13640 BRIARWICK DRIVE, SUITE 100 | 306 WEST SEVENTH STREET, SUITE 302 | 1000 LOUISIANA STREET, SUITE 625 | ||
| AUSTIN, TEXAS 78729-1707 | FORT WORTH, TEXAS 76102-4987 | HOUSTON, TEXAS 77002-5008 | ||
| 512-249-7000 | 817- 336-2461 | 713-651-9944 | ||
| www.cgaus.com |
CONSENT OF INDEPENDENT PETROLEUM CONSULTANTS
Cawley, Gillespie & Associates, Inc. hereby consents to the incorporation by reference in the registration statement of Atlas Resource Partners, L.P. on Form S-3 of our report titled Reserve Evaluation, Atlas Resource Partners, L.P. Interests, In Certain Properties Located in Colorado and Wyoming, Pursuant to the Requirements of the Securities and Exchange Commission, Effective December 31, 2014, dated January 20, 2015, which is incorporated by reference in this Registration Statement We consent to the incorporation by reference in the Registration Statement of the aforementioned report, and to the use of our name as it appears under the caption “Experts”.
| CAWLEY, GILLESPIE & ASSOCIATES, INC. |
 |
| Robert D. Ravnaas, P.E. |
| President |
May 1, 2015
Fort Worth, Texas